Medically reviewed by Kelly Wood, MD Endocrine disorders happen when hormone levels are too high or too low. Fatigue and mood ...

Obsessive-compulsive disorder (OCD) is characterized by repetitive, unwanted, intrusive thoughts (obsessions) and irrational, excessive urges to do certain actions (compulsions).

Neuromuscular disorders affect the nerves that control certain muscles in your body. Some examples include amyotrophic lateral sclerosis (ALS) and multiple sclerosis (MS). Neuromuscular disorders ...

There are many types of respiratory diseases, such as COPD, asthma, and obstructive sleep apnea. Smoking and exposure to certain substances are common risk factors. Respiratory diseases are conditions ...

Noncancerous blood disorders are conditions that affect blood cells, such as red blood cells, white blood cells, and platelets. Blood disorders may cause symptoms and complications, but most are ...

Hemophilia, von Willebrand disease, anemia, leukemias, or a low platelet count can cause bruising. A person should contact a doctor if they are concerned about their bruising. Bruising is one of the ...

An analysis of major depressive disorder, covering diagnostic criteria, prevalence statistics across demographics, and ...

As I wrote in a previous post, there are six specific conditions within the Schizophrenia and Related Conditions (AKA psychotic disorders) chapter of the Diagnostic and Statistical Manual of Mental ...

Impulse control disorders (ICDs) are a class of psychiatric disorders characterized by difficulties controlling aggressive or antisocial impulses. Because they can involve physical violence, theft, or ...